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Comparing EV/EV.xs (file contents):
Revision 1.1 by root, Fri Oct 26 16:50:05 2007 UTC vs.
Revision 1.149 by root, Sun Nov 28 06:34:10 2010 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
5	#include <math.h>	5	/* fix perl api breakage */
6	#include <netinet/in.h>	6	#undef signal
		7	#undef sigaction
7		8
8	#include <sys/time.h>	9	#include "schmorp.h"
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12	/*include <evhttp.h>*/ /* does not compile */
13		10
		11	/* old API compatibility */
		12	static int
		13	sv_fileno (SV *fh)
		14	{
		15	return s_fileno (fh, 0);
		16	}
		17
14	#define EV_NONE 0	18	#define EV_STANDALONE 1
15	#define EV_UNDEF -1	19	#define EV_PROTOTYPES 1
		20	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		21	#define EV_H <ev.h>
		22	#define EV_CONFIG_H error
		23	#include "EV/EVAPI.h"
16		24
17	#define TIMEOUT_NONE HUGE_VAL	25	#define EV_SELECT_IS_WINSOCKET 0
		26	#ifdef _WIN32
		27	# define EV_SELECT_USE_FD_SET 0
		28	# define NFDBITS PERL_NFDBITS
		29	# define fd_mask Perl_fd_mask
		30	#endif
		31	/* due to bugs in OS X we have to use libev/ explicitly here */
		32	#include "libev/ev.c"
18		33
19	typedef struct event_base *Base;	34	#if !defined(_WIN32) && !defined(_MINIX)
		35	# include <pthread.h>
		36	#endif
20		37
21	static HV *stash_base, *stash_event;	38	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		39	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		40	#define e_self(w) ((ev_watcher *)(w))->self
		41	#define e_fh(w) ((ev_watcher *)(w))->fh
		42	#define e_data(w) ((ev_watcher *)(w))->data
22		43
23	static double tv_get (struct timeval *tv)	44	#define WFLAG_KEEPALIVE 1
24	{	45	#define WFLAG_UNREFED 2 /* has been unref'ed */
25	return tv->tv_sec + tv->tv_usec * 1e-6;
26	}
27		46
28	static void tv_set (struct timeval *tv, double val)	47	#define UNREF(w) \
29	{	48	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
30	tv->tv_sec = (long)val;	49	&& ev_is_active (w)) \
31	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	50	{ \
		51	ev_unref (e_loop (w)); \
		52	e_flags (w) |= WFLAG_UNREFED; \
		53	}
32		54
33	}	55	#define REF(w) \
		56	if (e_flags (w) & WFLAG_UNREFED) \
		57	{ \
		58	e_flags (w) &= ~WFLAG_UNREFED; \
		59	ev_ref (e_loop (w)); \
		60	}
		61
		62	#define START(type,w) \
		63	do { \
		64	ev_ ## type ## _start (e_loop (w), w); \
		65	UNREF (w); \
		66	} while (0)
		67
		68	#define STOP(type,w) \
		69	do { \
		70	REF (w); \
		71	ev_ ## type ## _stop (e_loop (w), w); \
		72	} while (0)
		73
		74	#define RESET(type,w,seta) \
		75	do { \
		76	int active = ev_is_active (w); \
		77	if (active) STOP (type, w); \
		78	ev_ ## type ## _set seta; \
		79	if (active) START (type, w); \
		80	} while (0)
		81
		82	typedef int Signal;
		83
		84	/* horrible... */
		85	#define CHECK_SIGNAL_CAN_START(w) \
		86	do { \
		87	/* dive into the internals of libev to avoid aborting in libev */ \
		88	if (signals [(w)->signum - 1].loop \
		89	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		90	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		91	} while (0)
		92
		93	#define START_SIGNAL(w) \
		94	do { \
		95	CHECK_SIGNAL_CAN_START (w); \
		96	START (signal, w); \
		97	} while (0) \
		98
		99	#define RESET_SIGNAL(w,seta) \
		100	do { \
		101	int active = ev_is_active (w); \
		102	if (active) STOP (signal, w); \
		103	ev_ ## signal ## _set seta; \
		104	if (active) START_SIGNAL (w); \
		105	} while (0)
		106
		107	static SV *default_loop_sv;
		108
		109	static struct EVAPI evapi;
		110
		111	static HV
		112	*stash_loop,
		113	*stash_watcher,
		114	*stash_io,
		115	*stash_timer,
		116	*stash_periodic,
		117	*stash_signal,
		118	*stash_child,
		119	*stash_stat,
		120	*stash_idle,
		121	*stash_prepare,
		122	*stash_check,
		123	*stash_embed,
		124	*stash_fork,
		125	*stash_cleanup,
		126	*stash_async;
34		127
35	/////////////////////////////////////////////////////////////////////////////	128	/////////////////////////////////////////////////////////////////////////////
36	// Event	129	// Event
37		130
38	typedef struct ev {	131	static void e_cb (EV_P_ ev_watcher *w, int revents);
39	struct event ev;
40	SV *cb, *fh;
41	SV *self; /* contains this struct */
42	double timeout;
43	double interval;
44	unsigned char active;
45	unsigned char abstime;
46	} *Event;
47		132
48	static double	133	void *
49	e_now ()	134	e_new (int size, SV *cb_sv, SV *loop)
50	{	135	{
51	struct timeval tv;	136	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
52	gettimeofday (&tv, 0);	137	ev_watcher *w;
53
54	return tv_get (&tv);
55	}
56
57	static void e_cb (int fd, short events, void *arg);
58
59	static int sv_fileno (SV *fh)
60	{
61	if (fh)
62	{
63	SvGETMAGIC (fh);
64
65	if (SvROK (fh))
66	fh = SvRV (fh);
67
68	if (SvTYPE (fh) == SVt_PVGV)
69	return PerlIO_fileno (IoIFP (sv_2io (fh)));
70
71	if (SvIOK (fh))
72	return SvIV (fh);
73	}
74
75	return -1;
76	}
77
78	static Event
79	e_new (SV *fh, short events, SV *cb)
80	{
81	int fd = sv_fileno (fh);
82	Event ev;
83	SV *self = NEWSV (0, sizeof (struct ev));	138	SV *self = NEWSV (0, size);
84	SvPOK_only (self);	139	SvPOK_only (self);
85	SvCUR_set (self, sizeof (struct ev));	140	SvCUR_set (self, size);
86		141
87	ev = (Event)SvPVX (self);	142	w = (ev_watcher *)SvPVX (self);
88		143
89	ev->fh = newSVsv (fh);	144	ev_init (w, cv ? e_cb : 0);
90	ev->cb = newSVsv (cb);	145
		146	w->loop = SvREFCNT_inc (SvRV (loop));
		147	w->e_flags = WFLAG_KEEPALIVE;
		148	w->data = 0;
		149	w->fh = 0;
		150	w->cb_sv = SvREFCNT_inc (cv);
91	ev->self = self;	151	w->self = self;
92	ev->timeout = TIMEOUT_NONE;
93	ev->interval = 0.;
94	ev->abstime = 0;
95	ev->active = 0;
96		152
97	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	153	return (void *)w;
98
99	return ev;
100	}	154	}
101		155
102	static struct timeval *	156	static void
103	e_tv (Event ev)	157	e_destroy (void *w_)
104	{	158	{
105	static struct timeval tv;	159	ev_watcher *w = (ev_watcher *)w_;
106	double to = ev->timeout;
107		160
108	if (to == TIMEOUT_NONE)	161	SvREFCNT_dec (w->loop ); w->loop = 0;
109	return 0;	162	SvREFCNT_dec (w->fh ); w->fh = 0;
110		163	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
111	if (ev->abstime)	164	SvREFCNT_dec (w->data ); w->data = 0;
112	{
113	double now = e_now ();
114
115	if (now > to && ev->interval)
116	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
117
118	to -= now;
119	}
120	else if (to < 0.)
121	to = 0.;
122
123	tv_set (&tv, to);
124
125	return &tv;
126	}	165	}
127		166
128	static SV *e_self (Event ev)	167	static SV *
		168	e_bless (ev_watcher *w, HV *stash)
129	{	169	{
130	SV *rv;	170	SV *rv;
131		171
132	if (SvOBJECT (ev->self))	172	if (SvOBJECT (w->self))
133	rv = newRV_inc (ev->self);	173	rv = newRV_inc (w->self);
134	else	174	else
135	{	175	{
136	rv = newRV_noinc (ev->self);	176	rv = newRV_noinc (w->self);
137	sv_bless (rv, stash_event);	177	sv_bless (rv, stash);
138	SvREADONLY_on (ev->self);	178	SvREADONLY_on (w->self);
139	}	179	}
140		180
141	return rv;	181	return rv;
142	}	182	}
143		183
144	static int	184	static SV *sv_self_cache, *sv_events_cache;
145	e_start (Event ev)
146	{
147	if (ev->active) event_del (&ev->ev);
148	ev->active = 1;
149	return event_add (&ev->ev, e_tv (ev));
150	}
151
152	static int e_stop (Event ev)
153	{
154	return ev->active
155	? (ev->active = 0), event_del (&ev->ev)
156	: 0;
157	}
158		185
159	static void	186	static void
		187	e_cb (EV_P_ ev_watcher *w, int revents)
		188	{
		189	dSP;
		190	I32 mark = SP - PL_stack_base;
		191	SV *sv_self, *sv_events;
		192
		193	/* libev might have stopped the watcher */
		194	if (expect_false (w->e_flags & WFLAG_UNREFED)
		195	&& !ev_is_active (w))
		196	REF (w);
		197
		198	if (expect_true (sv_self_cache))
		199	{
		200	sv_self = sv_self_cache; sv_self_cache = 0;
		201	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		202	}
		203	else
		204	{
		205	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
		206	SvREADONLY_on (sv_self);
		207	}
		208
		209	if (expect_true (sv_events_cache))
		210	{
		211	sv_events = sv_events_cache; sv_events_cache = 0;
		212	SvIV_set (sv_events, revents);
		213	}
		214	else
		215	{
		216	sv_events = newSViv (revents);
		217	SvREADONLY_on (sv_events);
		218	}
		219
		220	PUSHMARK (SP);
		221	EXTEND (SP, 2);
		222	PUSHs (sv_self);
		223	PUSHs (sv_events);
		224
		225	PUTBACK;
		226	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		227
		228	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
		229	SvREFCNT_dec (sv_self);
		230	else
		231	{
		232	SvREFCNT_dec (SvRV (sv_self));
		233	SvRV_set (sv_self, &PL_sv_undef);
		234	sv_self_cache = sv_self;
		235	}
		236
		237	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		238	SvREFCNT_dec (sv_events);
		239	else
		240	sv_events_cache = sv_events;
		241
		242	if (expect_false (SvTRUE (ERRSV)))
		243	{
		244	SPAGAIN;
		245	PUSHMARK (SP);
		246	PUTBACK;
		247	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		248	}
		249
		250	SP = PL_stack_base + mark;
		251	PUTBACK;
		252	}
		253
		254	static void
160	e_cb (int fd, short events, void *arg)	255	e_once_cb (int revents, void *arg)
161	{	256	{
162	struct ev *ev = (struct ev*)arg;	257	dSP;
		258	I32 mark = SP - PL_stack_base;
		259	SV *sv_events;
		260
		261	if (sv_events_cache)
		262	{
		263	sv_events = sv_events_cache; sv_events_cache = 0;
		264	SvIV_set (sv_events, revents);
		265	}
		266	else
		267	sv_events = newSViv (revents);
		268
		269	PUSHMARK (SP);
		270	XPUSHs (sv_events);
		271
		272	PUTBACK;
		273	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		274
		275	SvREFCNT_dec ((SV *)arg);
		276
		277	if (sv_events_cache)
		278	SvREFCNT_dec (sv_events);
		279	else
		280	sv_events_cache = sv_events;
		281
		282	if (SvTRUE (ERRSV))
		283	{
		284	SPAGAIN;
		285	PUSHMARK (SP);
		286	PUTBACK;
		287	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		288	}
		289
		290	SP = PL_stack_base + mark;
		291	PUTBACK;
		292	}
		293
		294	static ev_tstamp
		295	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		296	{
		297	ev_tstamp retval;
		298	int count;
163	dSP;	299	dSP;
164		300
165	ENTER;	301	ENTER;
166	SAVETMPS;	302	SAVETMPS;
167		303
168	if (!(ev->ev.ev_events & EV_PERSIST))
169	ev->active = 0;
170
171	PUSHMARK (SP);	304	PUSHMARK (SP);
172	EXTEND (SP, 2);	305	EXTEND (SP, 2);
173	PUSHs (sv_2mortal (e_self (ev)));	306	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
174	PUSHs (sv_2mortal (newSViv (events)));	307	PUSHs (newSVnv (now));
		308
175	PUTBACK;	309	PUTBACK;
176	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	310	count = call_sv (w->fh, G_SCALAR | G_EVAL);
177	/*TODO: if err, call some logging function */	311	SPAGAIN;
178		312
179	if (ev->interval && !ev->active)	313	if (SvTRUE (ERRSV))
180	e_start (ev);	314	{
		315	PUSHMARK (SP);
		316	PUTBACK;
		317	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		318	SPAGAIN;
		319	}
		320
		321	if (count > 0)
		322	{
		323	retval = SvNV (TOPs);
		324
		325	if (retval < now)
		326	retval = now;
		327	}
		328	else
		329	retval = now;
181		330
182	FREETMPS;	331	FREETMPS;
183	LEAVE;	332	LEAVE;
184	}
185		333
186	/////////////////////////////////////////////////////////////////////////////	334	return retval;
187	// DNS	335	}
		336
		337	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		338	croak (# repeat " value must be >= 0");
		339
		340	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		341	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		342
		343	#define CHECK_SIG(sv,num) if ((num) < 0) \
		344	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
188		345
189	static void	346	static void
190	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	347	default_fork (void)
191	{	348	{
192	dSP;	349	ev_loop_fork (EV_DEFAULT_UC);
193	SV *cb = (SV *)arg;
194
195	ENTER;
196	SAVETMPS;
197	PUSHMARK (SP);
198	EXTEND (SP, count + 3);
199	PUSHs (sv_2mortal (newSViv (result)));
200
201	if (result == DNS_ERR_NONE && ttl >= 0)
202	{
203	int i;
204
205	PUSHs (sv_2mortal (newSViv (type)));
206	PUSHs (sv_2mortal (newSViv (ttl)));
207
208	for (i = 0; i < count; ++i)
209	switch (type)
210	{
211	case DNS_IPv6_AAAA:
212	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
213	break;
214	case DNS_IPv4_A:
215	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
216	break;
217	case DNS_PTR:
218	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
219	break;
220	}
221	}
222
223	PUTBACK;
224	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
225
226	FREETMPS;
227	LEAVE;
228	}	350	}
229		351
230	/////////////////////////////////////////////////////////////////////////////	352	/////////////////////////////////////////////////////////////////////////////
231	// XS interface functions	353	// XS interface functions
232		354
233	MODULE = EV PACKAGE = EV PREFIX = event_	355	MODULE = EV PACKAGE = EV PREFIX = ev_
		356
		357	PROTOTYPES: ENABLE
234		358
235	BOOT:	359	BOOT:
236	{	360	{
237	HV *stash = gv_stashpv ("EV", 1);	361	HV *stash = gv_stashpv ("EV", 1);
238		362
239	static const struct {	363	static const struct {
240	const char *name;	364	const char *name;
241	IV iv;	365	IV iv;
242	} *civ, const_iv[] = {	366	} *civ, const_iv[] = {
243	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	367	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		368	const_iv (EV_, MINPRI)
		369	const_iv (EV_, MAXPRI)
		370
		371	const_iv (EV_, UNDEF)
244	const_iv (EV_, NONE)	372	const_iv (EV_, NONE)
245	const_iv (EV_, TIMEOUT)
246	const_iv (EV_, READ)	373	const_iv (EV_, READ)
247	const_iv (EV_, WRITE)	374	const_iv (EV_, WRITE)
		375	const_iv (EV_, IO)
		376	const_iv (EV_, TIMER)
		377	const_iv (EV_, PERIODIC)
248	const_iv (EV_, SIGNAL)	378	const_iv (EV_, SIGNAL)
		379	const_iv (EV_, CHILD)
249	const_iv (EV_, PERSIST)	380	const_iv (EV_, STAT)
		381	const_iv (EV_, IDLE)
		382	const_iv (EV_, PREPARE)
		383	const_iv (EV_, CHECK)
		384	const_iv (EV_, EMBED)
		385	const_iv (EV_, FORK)
		386	const_iv (EV_, CLEANUP)
		387	const_iv (EV_, ASYNC)
		388	const_iv (EV_, CUSTOM)
		389	const_iv (EV_, ERROR)
		390
		391	const_iv (EV, RUN_NOWAIT)
250	const_iv (EV, LOOP_ONCE)	392	const_iv (EV, RUN_ONCE)
		393
		394	const_iv (EV, BREAK_CANCEL)
		395	const_iv (EV, BREAK_ONE)
		396	const_iv (EV, BREAK_ALL)
		397	const_iv (EV, BACKEND_SELECT)
		398	const_iv (EV, BACKEND_POLL)
		399	const_iv (EV, BACKEND_EPOLL)
		400	const_iv (EV, BACKEND_KQUEUE)
		401	const_iv (EV, BACKEND_DEVPOLL)
		402	const_iv (EV, BACKEND_PORT)
		403	const_iv (EV, BACKEND_ALL)
		404	const_iv (EV, FLAG_AUTO)
		405	const_iv (EV, FLAG_FORKCHECK)
		406	const_iv (EV, FLAG_SIGNALFD)
		407	const_iv (EV, FLAG_NOENV)
		408	const_iv (EV, FLAG_NOINOTIFY)
		409
		410	const_iv (EV_, VERSION_MAJOR)
		411	const_iv (EV_, VERSION_MINOR)
		412	#if EV_COMPAT3
		413	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		414	const_iv (EV_, TIMEOUT)
251	const_iv (EV, LOOP_NONBLOCK)	415	const_iv (EV, LOOP_NONBLOCK)
252	const_iv (EV, BUFFER_READ)	416	const_iv (EV, LOOP_ONESHOT)
253	const_iv (EV, BUFFER_WRITE)	417	const_iv (EV, UNLOOP_CANCEL)
254	const_iv (EV, BUFFER_EOF)	418	const_iv (EV, UNLOOP_ONE)
255	const_iv (EV, BUFFER_ERROR)	419	const_iv (EV, UNLOOP_ALL)
256	const_iv (EV, BUFFER_TIMEOUT)	420	#endif
257	};	421	};
258		422
259	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	423	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
260	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	424	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
261		425
		426	stash_loop = gv_stashpv ("EV::Loop" , 1);
262	stash_base = gv_stashpv ("EV::Base" , 1);	427	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		428	stash_io = gv_stashpv ("EV::IO" , 1);
		429	stash_timer = gv_stashpv ("EV::Timer" , 1);
		430	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		431	stash_signal = gv_stashpv ("EV::Signal" , 1);
		432	stash_idle = gv_stashpv ("EV::Idle" , 1);
		433	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		434	stash_check = gv_stashpv ("EV::Check" , 1);
		435	stash_child = gv_stashpv ("EV::Child" , 1);
263	stash_event = gv_stashpv ("EV::Event", 1);	436	stash_embed = gv_stashpv ("EV::Embed" , 1);
264	}	437	stash_stat = gv_stashpv ("EV::Stat" , 1);
		438	stash_fork = gv_stashpv ("EV::Fork" , 1);
		439	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		440	stash_async = gv_stashpv ("EV::Async" , 1);
265		441
266	double now ()	442	{
267	CODE:	443	SV *sv = perl_get_sv ("EV::API", TRUE);
268	RETVAL = e_now ();	444	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
269	OUTPUT:
270	RETVAL
271		445
272	const char *version ()	446	/* the poor man's shared library emulator */
		447	evapi.ver = EV_API_VERSION;
		448	evapi.rev = EV_API_REVISION;
		449	evapi.sv_fileno = sv_fileno;
		450	evapi.sv_signum = s_signum;
		451	evapi.supported_backends = ev_supported_backends ();
		452	evapi.recommended_backends = ev_recommended_backends ();
		453	evapi.embeddable_backends = ev_embeddable_backends ();
		454	evapi.time_ = ev_time;
		455	evapi.sleep_ = ev_sleep;
		456	evapi.loop_new = ev_loop_new;
		457	evapi.loop_destroy = ev_loop_destroy;
		458	evapi.loop_fork = ev_loop_fork;
		459	evapi.iteration = ev_iteration;
		460	evapi.depth = ev_depth;
		461	evapi.set_userdata = ev_set_userdata;
		462	evapi.userdata = ev_userdata;
		463	evapi.now = ev_now;
		464	evapi.now_update = ev_now_update;
		465	evapi.suspend = ev_suspend;
		466	evapi.resume = ev_resume;
		467	evapi.backend = ev_backend;
		468	evapi.break_ = ev_break;
		469	evapi.invoke_pending = ev_invoke_pending;
		470	evapi.pending_count = ev_pending_count;
		471	evapi.verify = ev_verify;
		472	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		473	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		474	evapi.ref = ev_ref;
		475	evapi.unref = ev_unref;
		476	evapi.run = ev_run;
		477	evapi.once = ev_once;
		478	evapi.io_start = ev_io_start;
		479	evapi.io_stop = ev_io_stop;
		480	evapi.timer_start = ev_timer_start;
		481	evapi.timer_stop = ev_timer_stop;
		482	evapi.timer_again = ev_timer_again;
		483	evapi.timer_remaining = ev_timer_remaining;
		484	evapi.periodic_start = ev_periodic_start;
		485	evapi.periodic_stop = ev_periodic_stop;
		486	evapi.signal_start = ev_signal_start;
		487	evapi.signal_stop = ev_signal_stop;
		488	evapi.idle_start = ev_idle_start;
		489	evapi.idle_stop = ev_idle_stop;
		490	evapi.prepare_start = ev_prepare_start;
		491	evapi.prepare_stop = ev_prepare_stop;
		492	evapi.check_start = ev_check_start;
		493	evapi.check_stop = ev_check_stop;
		494	#if EV_CHILD_ENABLE
		495	evapi.child_start = ev_child_start;
		496	evapi.child_stop = ev_child_stop;
		497	#endif
		498	evapi.stat_start = ev_stat_start;
		499	evapi.stat_stop = ev_stat_stop;
		500	evapi.stat_stat = ev_stat_stat;
		501	evapi.embed_start = ev_embed_start;
		502	evapi.embed_stop = ev_embed_stop;
		503	evapi.embed_sweep = ev_embed_sweep;
		504	evapi.fork_start = ev_fork_start;
		505	evapi.fork_stop = ev_fork_stop;
		506	evapi.cleanup_start = ev_cleanup_start;
		507	evapi.cleanup_stop = ev_cleanup_stop;
		508	evapi.async_start = ev_async_start;
		509	evapi.async_stop = ev_async_stop;
		510	evapi.async_send = ev_async_send;
		511	evapi.clear_pending = ev_clear_pending;
		512	evapi.invoke = ev_invoke;
		513
		514	sv_setiv (sv, (IV)&evapi);
		515	SvREADONLY_on (sv);
		516	}
		517	#if !defined(_WIN32) && !defined(_MINIX)
		518	pthread_atfork (0, 0, default_fork);
		519	#endif
		520	}
		521
		522	SV *ev_default_loop (unsigned int flags = 0)
		523	CODE:
		524	{
		525	if (!default_loop_sv)
		526	{
		527	evapi.default_loop = ev_default_loop (flags);
		528
		529	if (!evapi.default_loop)
		530	XSRETURN_UNDEF;
		531
		532	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		533	}
		534
		535	RETVAL = newSVsv (default_loop_sv);
		536	}
		537	OUTPUT:
		538	RETVAL
		539
		540	void ev_default_destroy ()
		541	CODE:
		542	ev_loop_destroy (EV_DEFAULT_UC);
		543	SvREFCNT_dec (default_loop_sv);
		544	default_loop_sv = 0;
		545
		546	unsigned int ev_supported_backends ()
		547
		548	unsigned int ev_recommended_backends ()
		549
		550	unsigned int ev_embeddable_backends ()
		551
		552	void ev_sleep (NV interval)
		553
		554	NV ev_time ()
		555
		556	NV ev_now ()
		557	C_ARGS: evapi.default_loop
		558
		559	void ev_now_update ()
		560	C_ARGS: evapi.default_loop
		561
		562	void ev_suspend ()
		563	C_ARGS: evapi.default_loop
		564
		565	void ev_resume ()
		566	C_ARGS: evapi.default_loop
		567
		568	unsigned int ev_backend ()
		569	C_ARGS: evapi.default_loop
		570
		571	void ev_verify ()
273	ALIAS:	572	ALIAS:
		573	loop_verify = 1
		574	C_ARGS: evapi.default_loop
		575
		576	unsigned int ev_iteration ()
		577	ALIAS:
		578	loop_count = 1
		579	C_ARGS: evapi.default_loop
		580
		581	unsigned int ev_depth ()
		582	ALIAS:
		583	loop_depth = 1
		584	C_ARGS: evapi.default_loop
		585
		586	void ev_set_io_collect_interval (NV interval)
		587	C_ARGS: evapi.default_loop, interval
		588
		589	void ev_set_timeout_collect_interval (NV interval)
		590	C_ARGS: evapi.default_loop, interval
		591
		592	void ev_run (int flags = 0)
		593	ALIAS:
274	method = 1	594	loop = 1
275	CODE:	595	C_ARGS: evapi.default_loop, flags
276	RETVAL = ix ? event_get_method () : event_get_version ();
277	OUTPUT:
278	RETVAL
279		596
280	Base event_init ()	597	void ev_break (int how = EVBREAK_ONE)
		598	ALIAS:
		599	unloop = 1
		600	C_ARGS: evapi.default_loop, how
281		601
282	int event_priority_init (int npri)	602	void ev_feed_fd_event (int fd, int revents = EV_NONE)
		603	C_ARGS: evapi.default_loop, fd, revents
283		604
284	int event_dispatch ()	605	void ev_feed_signal_event (SV *signal)
285
286	int event_loop (int flags = 0)
287
288	int event_loopexit (double after)
289	CODE:	606	CODE:
290	{	607	{
291	struct timeval tv;	608	Signal signum = s_signum (signal);
292	tv_set (&tv, after);	609	CHECK_SIG (signal, signum);
293	event_loopexit (&tv);
294	}
295		610
296	Event event (SV *cb)	611	ev_feed_signal_event (evapi.default_loop, signum);
297	CODE:	612	}
298	RETVAL = e_new (0, 0, cb);
299	OUTPUT:
300	RETVAL
301		613
		614	unsigned int ev_pending_count ()
		615	C_ARGS: evapi.default_loop
		616
		617	void ev_invoke_pending ()
		618	C_ARGS: evapi.default_loop
		619
302	Event io (SV *fh, short events, SV *cb)	620	ev_io *io (SV *fh, int events, SV *cb)
303	ALIAS:	621	ALIAS:
304	io_ns = 1	622	io_ns = 1
		623	_ae_io = 2
305	CODE:	624	CODE:
306	RETVAL = e_new (fh, events, cb);	625	{
		626	int fd = s_fileno (fh, events & EV_WRITE);
		627	CHECK_FD (fh, fd);
		628
		629	if (ix == 2)
		630	{
		631	ix = 0;
		632	events = events ? EV_WRITE : EV_READ;
		633	}
		634
		635	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		636	e_fh (RETVAL) = newSVsv (fh);
		637	ev_io_set (RETVAL, fd, events);
307	if (!ix) e_start (RETVAL);	638	if (!ix) START (io, RETVAL);
		639	}
308	OUTPUT:	640	OUTPUT:
309	RETVAL	641	RETVAL
310		642
311	Event timer (double after, int repeat, SV *cb)	643	ev_timer *timer (NV after, NV repeat, SV *cb)
312	ALIAS:	644	ALIAS:
313	timer_ns = 1	645	timer_ns = 1
		646	INIT:
		647	CHECK_REPEAT (repeat);
314	CODE:	648	CODE:
315	RETVAL = e_new (0, 0, cb);	649	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
316	RETVAL->timeout = after;	650	ev_timer_set (RETVAL, after, repeat);
317	RETVAL->interval = repeat;	651	if (!ix) START (timer, RETVAL);
318	if (!ix) e_start (RETVAL);
319	OUTPUT:	652	OUTPUT:
320	RETVAL	653	RETVAL
321		654
322	Event timer_abs (double at, double interval, SV *cb)	655	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
323	ALIAS:	656	ALIAS:
324	timer_abs_ns = 1	657	periodic_ns = 1
		658	INIT:
		659	CHECK_REPEAT (interval);
325	CODE:	660	CODE:
326	RETVAL = e_new (0, 0, cb);	661	{
327	RETVAL->timeout = at;	662	ev_periodic *w;
328	RETVAL->interval = interval;	663	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
329	RETVAL->abstime = 1;	664	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
330	if (!ix) e_start (RETVAL);	665	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		666	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		667	if (!ix) START (periodic, w);
		668	}
331	OUTPUT:	669	OUTPUT:
332	RETVAL	670	RETVAL
333		671
334	Event signal (SV *signal, SV *cb)	672	ev_signal *signal (SV *signal, SV *cb)
335	ALIAS:	673	ALIAS:
336	signal_ns = 1	674	signal_ns = 1
337	CODE:	675	CODE:
338	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	676	{
		677	Signal signum = s_signum (signal);
		678	CHECK_SIG (signal, signum);
		679
		680	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		681	ev_signal_set (RETVAL, signum);
		682	if (!ix) START_SIGNAL (RETVAL);
		683	}
		684	OUTPUT:
		685	RETVAL
		686
		687	ev_idle *idle (SV *cb)
		688	ALIAS:
		689	idle_ns = 1
		690	CODE:
		691	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		692	ev_idle_set (RETVAL);
		693	if (!ix) START (idle, RETVAL);
		694	OUTPUT:
		695	RETVAL
		696
		697	ev_prepare *prepare (SV *cb)
		698	ALIAS:
		699	prepare_ns = 1
		700	CODE:
		701	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		702	ev_prepare_set (RETVAL);
		703	if (!ix) START (prepare, RETVAL);
		704	OUTPUT:
		705	RETVAL
		706
		707	ev_check *check (SV *cb)
		708	ALIAS:
		709	check_ns = 1
		710	CODE:
		711	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		712	ev_check_set (RETVAL);
		713	if (!ix) START (check, RETVAL);
		714	OUTPUT:
		715	RETVAL
		716
		717	ev_fork *fork (SV *cb)
		718	ALIAS:
		719	fork_ns = 1
		720	CODE:
		721	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		722	ev_fork_set (RETVAL);
		723	if (!ix) START (fork, RETVAL);
		724	OUTPUT:
		725	RETVAL
		726
		727	ev_cleanup *cleanup (SV *cb)
		728	ALIAS:
		729	cleanup_ns = 1
		730	CODE:
		731	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		732	ev_cleanup_set (RETVAL);
		733	if (!ix) START (cleanup, RETVAL);
		734	OUTPUT:
		735	RETVAL
		736
		737	ev_child *child (int pid, int trace, SV *cb)
		738	ALIAS:
		739	child_ns = 1
		740	CODE:
		741	#if EV_CHILD_ENABLE
		742	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		743	ev_child_set (RETVAL, pid, trace);
		744	if (!ix) START (child, RETVAL);
		745	#else
		746	croak ("EV::child watchers not supported on this platform");
		747	#endif
		748	OUTPUT:
		749	RETVAL
		750
		751
		752	ev_stat *stat (SV *path, NV interval, SV *cb)
		753	ALIAS:
		754	stat_ns = 1
		755	CODE:
		756	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		757	e_fh (RETVAL) = newSVsv (path);
		758	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
339	if (!ix) e_start (RETVAL);	759	if (!ix) START (stat, RETVAL);
340	OUTPUT:	760	OUTPUT:
341	RETVAL	761	RETVAL
		762
		763	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		764	ALIAS:
		765	embed_ns = 1
		766	CODE:
		767	{
		768	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		769	croak ("passed loop is not embeddable via EV::embed,");
		770
		771	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		772	e_fh (RETVAL) = newSVsv (ST (0));
		773	ev_embed_set (RETVAL, loop);
		774	if (!ix) START (embed, RETVAL);
		775	}
		776	OUTPUT:
		777	RETVAL
		778
		779	ev_async *async (SV *cb)
		780	ALIAS:
		781	async_ns = 1
		782	CODE:
		783	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		784	ev_async_set (RETVAL);
		785	if (!ix) START (async, RETVAL);
		786	OUTPUT:
		787	RETVAL
		788
		789	void once (SV *fh, int events, SV *timeout, SV *cb)
		790	CODE:
		791	ev_once (
		792	evapi.default_loop,
		793	s_fileno (fh, events & EV_WRITE), events,
		794	SvOK (timeout) ? SvNV (timeout) : -1.,
		795	e_once_cb,
		796	newSVsv (cb)
		797	);
342		798
343	PROTOTYPES: DISABLE	799	PROTOTYPES: DISABLE
344		800
345
346	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
347
348	Base new ()
349	CODE:
350	RETVAL = event_init ();
351	OUTPUT:
352	RETVAL
353
354	int event_base_dispatch (Base base)
355
356	int event_base_loop (Base base, int flags = 0)
357
358	int event_base_loopexit (Base base, double after)
359	CODE:
360	{
361	struct timeval tv;
362	tv.tv_sec = (long)after;
363	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
364	event_base_loopexit (base, &tv);
365	}
366
367	int event_base_priority_init (Base base, int npri)
368
369	void event_base_set (Base base, Event ev)
370	C_ARGS: base, &ev->ev
371
372	void DESTROY (Base base)
373	CODE:
374	/*event_base_free (base);*/ /* causes too many problems */
375
376
377	MODULE = EV PACKAGE = EV::Event PREFIX = event_	801	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
378		802
379	int event_priority_set (Event ev, int pri)	803	int ev_is_active (ev_watcher *w)
380	C_ARGS: &ev->ev, pri
381		804
382	int event_add (Event ev, double timeout = TIMEOUT_NONE)	805	int ev_is_pending (ev_watcher *w)
383	CODE:
384	ev->timeout = timeout;
385	ev->abstime = 0;
386	RETVAL = e_start (ev);
387	OUTPUT:
388	RETVAL
389		806
390	int event_start (Event ev)	807	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
391	CODE:	808	C_ARGS: e_loop (w), w, revents
392	RETVAL = e_start (ev);
393	OUTPUT:
394	RETVAL
395		809
396	int event_del (Event ev)	810	int ev_clear_pending (ev_watcher *w)
397	ALIAS:	811	C_ARGS: e_loop (w), w
398	stop = 0
399	CODE:
400	RETVAL = e_stop (ev);
401	OUTPUT:
402	RETVAL
403		812
404	void DESTROY (Event ev)	813	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
405	CODE:	814	C_ARGS: e_loop (w), w, revents
406	e_stop (ev);
407	SvREFCNT_dec (ev->cb);
408	SvREFCNT_dec (ev->fh);
409		815
410	void cb (Event ev, SV *new_cb)	816	int keepalive (ev_watcher *w, int new_value = 0)
411	CODE:	817	CODE:
412	sv_setsv (ev->cb, new_cb);	818	{
		819	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		820	new_value = new_value ? WFLAG_KEEPALIVE : 0;
413		821
414	SV *fh (Event ev, SV *new_fh = 0)	822	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
415	ALIAS:	823	{
416	signal = 0	824	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		825	REF (w);
		826	UNREF (w);
		827	}
		828	}
		829	OUTPUT:
		830	RETVAL
		831
		832	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	833	CODE:
418	RETVAL = newSVsv (ev->fh);	834	{
419	if (items > 1)	835	if (items > 1)
420	{	836	{
421	if (ev->active) event_del (&ev->ev);	837	new_cb = s_get_cv_croak (new_cb);
422	sv_setsv (ev->fh, new_fh);	838	RETVAL = newRV_noinc (w->cb_sv);
423	ev->ev.ev_fd = e_fd (ev);	839	w->cb_sv = SvREFCNT_inc (new_cb);
424	if (ev->active) event_add (&ev->ev, e_tv (ev));
425	}	840	}
		841	else
		842	RETVAL = newRV_inc (w->cb_sv);
		843	}
426	OUTPUT:	844	OUTPUT:
427	RETVAL	845	RETVAL
428		846
429	short events (Event ev, short new_events = EV_UNDEF)	847	SV *data (ev_watcher *w, SV *new_data = 0)
430	CODE:	848	CODE:
431	RETVAL = ev->ev.ev_events;	849	{
		850	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		851
432	if (items > 1)	852	if (items > 1)
433	{	853	{
434	if (ev->active) event_del (&ev->ev);	854	SvREFCNT_dec (w->data);
435	ev->ev.ev_events = new_events;	855	w->data = newSVsv (new_data);
436	if (ev->active) event_add (&ev->ev, e_tv (ev));
437	}	856	}
		857	}
438	OUTPUT:	858	OUTPUT:
439	RETVAL	859	RETVAL
440		860
441	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	861	SV *loop (ev_watcher *w)
442	CODE:	862	CODE:
443	RETVAL = ev->timeout;	863	RETVAL = newRV_inc (w->loop);
		864	OUTPUT:
		865	RETVAL
		866
		867	int priority (ev_watcher *w, int new_priority = 0)
		868	CODE:
		869	{
		870	RETVAL = w->priority;
		871
444	if (items > 1)	872	if (items > 1)
445	{	873	{
446	if (ev->active) event_del (&ev->ev);	874	int active = ev_is_active (w);
447	ev->timeout = new_timeout;	875
448	ev->interval = repeat;	876	if (active)
449	ev->abstime = 0;	877	{
450	if (ev->active) event_add (&ev->ev, e_tv (ev));	878	/* grrr. */
		879	PUSHMARK (SP);
		880	XPUSHs (ST (0));
		881	PUTBACK;
		882	call_method ("stop", G_DISCARD | G_VOID);
		883	}
		884
		885	ev_set_priority (w, new_priority);
		886
		887	if (active)
		888	{
		889	PUSHMARK (SP);
		890	XPUSHs (ST (0));
		891	PUTBACK;
		892	call_method ("start", G_DISCARD | G_VOID);
		893	}
451	}	894	}
		895	}
452	OUTPUT:	896	OUTPUT:
453	RETVAL	897	RETVAL
454		898
455	void timeout_abs (Event ev, double at, double interval = 0.)
456	CODE:
457	if (ev->active) event_del (&ev->ev);
458	ev->timeout = at;
459	ev->interval = interval;
460	ev->abstime = 1;
461	if (ev->active) event_add (&ev->ev, e_tv (ev));
462
463
464	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	899	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
465		900
466	BOOT:	901	void ev_io_start (ev_io *w)
467	{	902	CODE:
468	HV *stash = gv_stashpv ("EV::DNS", 1);	903	START (io, w);
469		904
470	static const struct {	905	void ev_io_stop (ev_io *w)
471	const char *name;	906	CODE:
472	IV iv;	907	STOP (io, w);
473	} *civ, const_iv[] = {
474	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
475		908
476	const_iv (DNS_, ERR_NONE)	909	void DESTROY (ev_io *w)
477	const_iv (DNS_, ERR_FORMAT)	910	CODE:
478	const_iv (DNS_, ERR_SERVERFAILED)	911	STOP (io, w);
479	const_iv (DNS_, ERR_NOTEXIST)	912	e_destroy (w);
480	const_iv (DNS_, ERR_NOTIMPL)
481	const_iv (DNS_, ERR_REFUSED)
482	const_iv (DNS_, ERR_TRUNCATED)
483	const_iv (DNS_, ERR_UNKNOWN)
484	const_iv (DNS_, ERR_TIMEOUT)
485	const_iv (DNS_, ERR_SHUTDOWN)
486	const_iv (DNS_, IPv4_A)
487	const_iv (DNS_, PTR)
488	const_iv (DNS_, IPv6_AAAA)
489	const_iv (DNS_, QUERY_NO_SEARCH)
490	const_iv (DNS_, OPTION_SEARCH)
491	const_iv (DNS_, OPTION_NAMESERVERS)
492	const_iv (DNS_, OPTION_MISC)
493	const_iv (DNS_, OPTIONS_ALL)
494	const_iv (DNS_, NO_SEARCH)
495	};
496		913
497	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	914	void set (ev_io *w, SV *fh, int events)
498	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	915	CODE:
499	}	916	{
		917	int fd = s_fileno (fh, events & EV_WRITE);
		918	CHECK_FD (fh, fd);
500		919
501	int evdns_init ()	920	sv_setsv (e_fh (w), fh);
		921	RESET (io, w, (w, fd, events));
		922	}
502		923
503	void evdns_shutdown (int fail_requests = 1)	924	SV *fh (ev_io *w, SV *new_fh = 0)
		925	CODE:
		926	{
		927	if (items > 1)
		928	{
		929	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		930	CHECK_FD (new_fh, fd);
504		931
505	const char *evdns_err_to_string (int err)	932	RETVAL = e_fh (w);
		933	e_fh (w) = newSVsv (new_fh);
506		934
507	int evdns_nameserver_add (U32 address)	935	RESET (io, w, (w, fd, w->events));
		936	}
		937	else
		938	RETVAL = newSVsv (e_fh (w));
		939	}
		940	OUTPUT:
		941	RETVAL
508		942
509	int evdns_count_nameservers ()	943	int events (ev_io *w, int new_events = EV_UNDEF)
		944	CODE:
		945	{
		946	RETVAL = w->events;
510		947
511	int evdns_clear_nameservers_and_suspend ()	948	if (items > 1)
		949	RESET (io, w, (w, w->fd, new_events));
		950	}
		951	OUTPUT:
		952	RETVAL
512		953
513	int evdns_resume ()	954	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
514		955
515	int evdns_nameserver_ip_add (char *ip_as_string)	956	void ev_signal_start (ev_signal *w)
		957	CODE:
		958	START_SIGNAL (w);
516		959
517	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	960	void ev_signal_stop (ev_signal *w)
518	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	961	CODE:
		962	STOP (signal, w);
519		963
520	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	964	void DESTROY (ev_signal *w)
521	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	965	CODE:
		966	STOP (signal, w);
		967	e_destroy (w);
522		968
523	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	969	void set (ev_signal *w, SV *signal)
524	ALIAS:	970	CODE:
525	evdns_resolve_reverse_ipv6 = 1	971	{
		972	Signal signum = s_signum (signal);
		973	CHECK_SIG (signal, signum);
		974
		975	RESET_SIGNAL (w, (w, signum));
		976	}
		977
		978	int signal (ev_signal *w, SV *new_signal = 0)
		979	CODE:
		980	{
		981	RETVAL = w->signum;
		982
		983	if (items > 1)
		984	{
		985	Signal signum = s_signum (new_signal);
		986	CHECK_SIG (new_signal, signum);
		987
		988	RESET_SIGNAL (w, (w, signum));
		989	}
		990	}
		991	OUTPUT:
		992	RETVAL
		993
		994	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		995
		996	void ev_timer_start (ev_timer *w)
		997	INIT:
		998	CHECK_REPEAT (w->repeat);
		999	CODE:
		1000	START (timer, w);
		1001
		1002	void ev_timer_stop (ev_timer *w)
		1003	CODE:
		1004	STOP (timer, w);
		1005
		1006	void ev_timer_again (ev_timer *w)
		1007	INIT:
		1008	CHECK_REPEAT (w->repeat);
526	CODE:	1009	CODE:
527	{	1010	ev_timer_again (e_loop (w), w);
528	STRLEN len;	1011	UNREF (w);
529	char *data = SvPVbyte (addr, len);
530	if (len != (ix ? 16 : 4))
531	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
532		1012
		1013	NV ev_timer_remaining (ev_timer *w)
		1014	C_ARGS: e_loop (w), w
		1015
		1016	void DESTROY (ev_timer *w)
		1017	CODE:
		1018	STOP (timer, w);
		1019	e_destroy (w);
		1020
		1021	void set (ev_timer *w, NV after, NV repeat = 0.)
		1022	INIT:
		1023	CHECK_REPEAT (repeat);
		1024	CODE:
		1025	RESET (timer, w, (w, after, repeat));
		1026
		1027	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1028
		1029	void ev_periodic_start (ev_periodic *w)
		1030	INIT:
		1031	CHECK_REPEAT (w->interval);
		1032	CODE:
		1033	START (periodic, w);
		1034
		1035	void ev_periodic_stop (ev_periodic *w)
		1036	CODE:
		1037	STOP (periodic, w);
		1038
		1039	void ev_periodic_again (ev_periodic *w)
		1040	CODE:
		1041	ev_periodic_again (e_loop (w), w);
		1042	UNREF (w);
		1043
		1044	void DESTROY (ev_periodic *w)
		1045	CODE:
		1046	STOP (periodic, w);
		1047	e_destroy (w);
		1048
		1049	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1050	INIT:
		1051	CHECK_REPEAT (interval);
		1052	CODE:
		1053	{
		1054	SvREFCNT_dec (e_fh (w));
		1055	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1056
		1057	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1058	}
		1059
		1060	NV at (ev_periodic *w)
		1061	CODE:
		1062	RETVAL = ev_periodic_at (w);
		1063	OUTPUT:
		1064	RETVAL
		1065
		1066	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1067
		1068	void ev_idle_start (ev_idle *w)
		1069	CODE:
		1070	START (idle, w);
		1071
		1072	void ev_idle_stop (ev_idle *w)
		1073	CODE:
		1074	STOP (idle, w);
		1075
		1076	void DESTROY (ev_idle *w)
		1077	CODE:
		1078	STOP (idle, w);
		1079	e_destroy (w);
		1080
		1081	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1082
		1083	void ev_prepare_start (ev_prepare *w)
		1084	CODE:
		1085	START (prepare, w);
		1086
		1087	void ev_prepare_stop (ev_prepare *w)
		1088	CODE:
		1089	STOP (prepare, w);
		1090
		1091	void DESTROY (ev_prepare *w)
		1092	CODE:
		1093	STOP (prepare, w);
		1094	e_destroy (w);
		1095
		1096	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1097
		1098	void ev_check_start (ev_check *w)
		1099	CODE:
		1100	START (check, w);
		1101
		1102	void ev_check_stop (ev_check *w)
		1103	CODE:
		1104	STOP (check, w);
		1105
		1106	void DESTROY (ev_check *w)
		1107	CODE:
		1108	STOP (check, w);
		1109	e_destroy (w);
		1110
		1111	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1112
		1113	void ev_fork_start (ev_fork *w)
		1114	CODE:
		1115	START (fork, w);
		1116
		1117	void ev_fork_stop (ev_fork *w)
		1118	CODE:
		1119	STOP (fork, w);
		1120
		1121	void DESTROY (ev_fork *w)
		1122	CODE:
		1123	STOP (fork, w);
		1124	e_destroy (w);
		1125
		1126	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1127
		1128	void ev_cleanup_start (ev_cleanup *w)
		1129	CODE:
		1130	START (cleanup, w);
		1131
		1132	void ev_cleanup_stop (ev_cleanup *w)
		1133	CODE:
		1134	STOP (cleanup, w);
		1135
		1136	void DESTROY (ev_cleanup *w)
		1137	CODE:
		1138	STOP (cleanup, w);
		1139	e_destroy (w);
		1140
		1141	int keepalive (ev_watcher *w, int new_value = 0)
		1142	CODE:
533	RETVAL = ix	1143	RETVAL = 0;
534	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
535	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
536	}
537	OUTPUT:	1144	OUTPUT:
538	RETVAL	1145	RETVAL
539		1146
540	int evdns_set_option (char *option, char *val, int flags)	1147	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
541		1148
542	int evdns_resolv_conf_parse (int flags, const char *filename)	1149	#if EV_CHILD_ENABLE
543		1150
544	#ifdef MS_WINDOWS	1151	void ev_child_start (ev_child *w)
		1152	CODE:
		1153	START (child, w);
545		1154
546	int evdns_config_windows_nameservers ()	1155	void ev_child_stop (ev_child *w)
		1156	CODE:
		1157	STOP (child, w);
		1158
		1159	void DESTROY (ev_child *w)
		1160	CODE:
		1161	STOP (child, w);
		1162	e_destroy (w);
		1163
		1164	void set (ev_child *w, int pid, int trace)
		1165	CODE:
		1166	RESET (child, w, (w, pid, trace));
		1167
		1168	int pid (ev_child *w)
		1169	ALIAS:
		1170	rpid = 1
		1171	rstatus = 2
		1172	CODE:
		1173	RETVAL = ix == 0 ? w->pid
		1174	: ix == 1 ? w->rpid
		1175	: w->rstatus;
		1176	OUTPUT:
		1177	RETVAL
547		1178
548	#endif	1179	#endif
549		1180
550	void evdns_search_clear ()	1181	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
551		1182
552	void evdns_search_add (char *domain)	1183	void ev_stat_start (ev_stat *w)
		1184	CODE:
		1185	START (stat, w);
553		1186
554	void evdns_search_ndots_set (int ndots)	1187	void ev_stat_stop (ev_stat *w)
		1188	CODE:
		1189	STOP (stat, w);
555		1190
		1191	void DESTROY (ev_stat *w)
		1192	CODE:
		1193	STOP (stat, w);
		1194	e_destroy (w);
		1195
		1196	void set (ev_stat *w, SV *path, NV interval)
		1197	CODE:
		1198	{
		1199	sv_setsv (e_fh (w), path);
		1200	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1201	}
		1202
		1203	SV *path (ev_stat *w, SV *new_path = 0)
		1204	CODE:
		1205	{
		1206	RETVAL = SvREFCNT_inc (e_fh (w));
		1207
		1208	if (items > 1)
		1209	{
		1210	SvREFCNT_dec (e_fh (w));
		1211	e_fh (w) = newSVsv (new_path);
		1212	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1213	}
		1214	}
		1215	OUTPUT:
		1216	RETVAL
		1217
		1218	NV interval (ev_stat *w, NV new_interval = 0.)
		1219	CODE:
		1220	{
		1221	RETVAL = w->interval;
		1222
		1223	if (items > 1)
		1224	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1225	}
		1226	OUTPUT:
		1227	RETVAL
		1228
		1229	void prev (ev_stat *w)
		1230	ALIAS:
		1231	stat = 1
		1232	attr = 2
		1233	PPCODE:
		1234	{
		1235	ev_statdata *s = ix ? &w->attr : &w->prev;
		1236
		1237	if (ix == 1)
		1238	ev_stat_stat (e_loop (w), w);
		1239	else if (!s->st_nlink)
		1240	errno = ENOENT;
		1241
		1242	PL_statcache.st_dev = s->st_nlink;
		1243	PL_statcache.st_ino = s->st_ino;
		1244	PL_statcache.st_mode = s->st_mode;
		1245	PL_statcache.st_nlink = s->st_nlink;
		1246	PL_statcache.st_uid = s->st_uid;
		1247	PL_statcache.st_gid = s->st_gid;
		1248	PL_statcache.st_rdev = s->st_rdev;
		1249	PL_statcache.st_size = s->st_size;
		1250	PL_statcache.st_atime = s->st_atime;
		1251	PL_statcache.st_mtime = s->st_mtime;
		1252	PL_statcache.st_ctime = s->st_ctime;
		1253
		1254	if (GIMME_V == G_SCALAR)
		1255	XPUSHs (boolSV (s->st_nlink));
		1256	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1257	{
		1258	EXTEND (SP, 13);
		1259	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1260	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1261	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1262	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1263	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1264	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1265	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1266	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1267	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1268	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1269	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1270	PUSHs (sv_2mortal (newSVuv (4096)));
		1271	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1272	}
		1273	}
		1274
		1275	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1276
		1277	void ev_embed_start (ev_embed *w)
		1278	CODE:
		1279	START (embed, w);
		1280
		1281	void ev_embed_stop (ev_embed *w)
		1282	CODE:
		1283	STOP (embed, w);
		1284
		1285	void DESTROY (ev_embed *w)
		1286	CODE:
		1287	STOP (embed, w);
		1288	e_destroy (w);
		1289
		1290	void set (ev_embed *w, struct ev_loop *loop)
		1291	CODE:
		1292	{
		1293	sv_setsv (e_fh (w), ST (1));
		1294	RESET (embed, w, (w, loop));
		1295	}
		1296
		1297	SV *other (ev_embed *w)
		1298	CODE:
		1299	RETVAL = newSVsv (e_fh (w));
		1300	OUTPUT:
		1301	RETVAL
		1302
		1303	void ev_embed_sweep (ev_embed *w)
		1304	C_ARGS: e_loop (w), w
		1305
		1306	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1307
		1308	void ev_async_start (ev_async *w)
		1309	CODE:
		1310	START (async, w);
		1311
		1312	void ev_async_stop (ev_async *w)
		1313	CODE:
		1314	STOP (async, w);
		1315
		1316	void DESTROY (ev_async *w)
		1317	CODE:
		1318	STOP (async, w);
		1319	e_destroy (w);
		1320
		1321	void ev_async_send (ev_async *w)
		1322	C_ARGS: e_loop (w), w
		1323
		1324	SV *ev_async_async_pending (ev_async *w)
		1325	CODE:
		1326	RETVAL = boolSV (ev_async_pending (w));
		1327	OUTPUT:
		1328	RETVAL
		1329
		1330	#ifndef EV_NO_LOOP
		1331
		1332	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1333
		1334	SV *new (SV *klass, unsigned int flags = 0)
		1335	CODE:
		1336	{
		1337	struct ev_loop *loop = ev_loop_new (flags);
		1338
		1339	if (!loop)
		1340	XSRETURN_UNDEF;
		1341
		1342	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1343	}
		1344	OUTPUT:
		1345	RETVAL
		1346
		1347	void DESTROY (struct ev_loop *loop)
		1348	CODE:
		1349	/* 1. the default loop shouldn't be freed by destroying it'S pelr loop object */
		1350	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1351	if (loop != evapi.default_loop)
		1352	ev_loop_destroy (loop);
		1353
		1354	void ev_loop_fork (struct ev_loop *loop)
		1355
		1356	NV ev_now (struct ev_loop *loop)
		1357
		1358	void ev_now_update (struct ev_loop *loop)
		1359
		1360	void ev_suspend (struct ev_loop *loop)
		1361
		1362	void ev_resume (struct ev_loop *loop)
		1363
		1364	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1365
		1366	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1367
		1368	unsigned int ev_backend (struct ev_loop *loop)
		1369
		1370	void ev_verify (struct ev_loop *loop)
		1371	ALIAS:
		1372	loop_verify = 1
		1373
		1374	unsigned int ev_iteration (struct ev_loop *loop)
		1375	ALIAS:
		1376	loop_count = 1
		1377
		1378	unsigned int ev_depth (struct ev_loop *loop)
		1379	ALIAS:
		1380	loop_depth = 1
		1381
		1382	void ev_run (struct ev_loop *loop, int flags = 0)
		1383	ALIAS:
		1384	loop = 1
		1385
		1386	void ev_break (struct ev_loop *loop, int how = 1)
		1387	ALIAS:
		1388	unloop = 1
		1389
		1390	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1391
		1392	unsigned int ev_pending_count (struct ev_loop *loop)
		1393
		1394	void ev_invoke_pending (struct ev_loop *loop)
		1395
		1396	#if 0
		1397
		1398	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1399	CODE:
		1400	{
		1401	Signal signum = s_signum (signal);
		1402	CHECK_SIG (signal, signum);
		1403
		1404	ev_feed_signal_event (loop, signum);
		1405	}
		1406
		1407	#endif
		1408
		1409	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1410	ALIAS:
		1411	io_ns = 1
		1412	CODE:
		1413	{
		1414	int fd = s_fileno (fh, events & EV_WRITE);
		1415	CHECK_FD (fh, fd);
		1416
		1417	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1418	e_fh (RETVAL) = newSVsv (fh);
		1419	ev_io_set (RETVAL, fd, events);
		1420	if (!ix) START (io, RETVAL);
		1421	}
		1422	OUTPUT:
		1423	RETVAL
		1424
		1425	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1426	ALIAS:
		1427	timer_ns = 1
		1428	INIT:
		1429	CHECK_REPEAT (repeat);
		1430	CODE:
		1431	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1432	ev_timer_set (RETVAL, after, repeat);
		1433	if (!ix) START (timer, RETVAL);
		1434	OUTPUT:
		1435	RETVAL
		1436
		1437	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1438	ALIAS:
		1439	periodic_ns = 1
		1440	INIT:
		1441	CHECK_REPEAT (interval);
		1442	CODE:
		1443	{
		1444	ev_periodic *w;
		1445	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1446	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1447	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1448	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1449	if (!ix) START (periodic, w);
		1450	}
		1451	OUTPUT:
		1452	RETVAL
		1453
		1454	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1455	ALIAS:
		1456	signal_ns = 1
		1457	CODE:
		1458	{
		1459	Signal signum = s_signum (signal);
		1460	CHECK_SIG (signal, signum);
		1461
		1462	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1463	ev_signal_set (RETVAL, signum);
		1464	if (!ix) START_SIGNAL (RETVAL);
		1465	}
		1466	OUTPUT:
		1467	RETVAL
		1468
		1469	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1470	ALIAS:
		1471	idle_ns = 1
		1472	CODE:
		1473	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1474	ev_idle_set (RETVAL);
		1475	if (!ix) START (idle, RETVAL);
		1476	OUTPUT:
		1477	RETVAL
		1478
		1479	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1480	ALIAS:
		1481	prepare_ns = 1
		1482	CODE:
		1483	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1484	ev_prepare_set (RETVAL);
		1485	if (!ix) START (prepare, RETVAL);
		1486	OUTPUT:
		1487	RETVAL
		1488
		1489	ev_check *check (struct ev_loop *loop, SV *cb)
		1490	ALIAS:
		1491	check_ns = 1
		1492	CODE:
		1493	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1494	ev_check_set (RETVAL);
		1495	if (!ix) START (check, RETVAL);
		1496	OUTPUT:
		1497	RETVAL
		1498
		1499	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1500	ALIAS:
		1501	fork_ns = 1
		1502	CODE:
		1503	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1504	ev_fork_set (RETVAL);
		1505	if (!ix) START (fork, RETVAL);
		1506	OUTPUT:
		1507	RETVAL
		1508
		1509	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1510	ALIAS:
		1511	cleanup_ns = 1
		1512	CODE:
		1513	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1514	ev_cleanup_set (RETVAL);
		1515	if (!ix) START (cleanup, RETVAL);
		1516	OUTPUT:
		1517	RETVAL
		1518
		1519	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1520	ALIAS:
		1521	child_ns = 1
		1522	CODE:
		1523	#if EV_CHILD_ENABLE
		1524	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1525	ev_child_set (RETVAL, pid, trace);
		1526	if (!ix) START (child, RETVAL);
		1527	#else
		1528	croak ("EV::child watchers not supported on this platform");
		1529	#endif
		1530	OUTPUT:
		1531	RETVAL
		1532
		1533	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1534	ALIAS:
		1535	stat_ns = 1
		1536	CODE:
		1537	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1538	e_fh (RETVAL) = newSVsv (path);
		1539	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1540	if (!ix) START (stat, RETVAL);
		1541	OUTPUT:
		1542	RETVAL
		1543
		1544	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1545	ALIAS:
		1546	embed_ns = 1
		1547	CODE:
		1548	{
		1549	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1550	croak ("passed loop is not embeddable via EV::embed,");
		1551
		1552	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1553	e_fh (RETVAL) = newSVsv (ST (1));
		1554	ev_embed_set (RETVAL, other);
		1555	if (!ix) START (embed, RETVAL);
		1556	}
		1557	OUTPUT:
		1558	RETVAL
		1559
		1560	ev_async *async (struct ev_loop *loop, SV *cb)
		1561	ALIAS:
		1562	async_ns = 1
		1563	CODE:
		1564	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1565	ev_async_set (RETVAL);
		1566	if (!ix) START (async, RETVAL);
		1567	OUTPUT:
		1568	RETVAL
		1569
		1570	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1571	CODE:
		1572	ev_once (
		1573	loop,
		1574	s_fileno (fh, events & EV_WRITE), events,
		1575	SvOK (timeout) ? SvNV (timeout) : -1.,
		1576	e_once_cb,
		1577	newSVsv (cb)
		1578	);
		1579
		1580	#endif
		1581

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